私のペニスは私の継娘の隣で固くなり、私は彼女のお尻を指で触れ始めます

An ordinary night at home, next to my stedaughter I couldn't help feeling horny so without her noticing I started watching some porn, I couldn't help but see her transparent panties and imagine her tight little ass, I couldn't wait and I put a single finger in her but I wanted to grab and fuck her ass